On March 20th, “Fortune†(Chinese version) announced the Top 100 Corporate Social Responsibility Rankings for the year 2012. A total of 11 petrochemical companies were listed on the list, namely Sinopec Joint Stock Company, China National Petroleum Corporation, and Sinopec Shanghai Petrochemical Corporation. , CNOOC Ltd. and Shell, Total, ExxonMobil, BP, Dow Chemical, BASF, Bayer. The “Fortune†(Chinese version) Corporate Social Responsibility Ranking is a short-listed company based on the top 50 Chinese and foreign companies selected from the “Fortune†China and World Top 500 rankings respectively, based on the 2011 Corporate Social Responsibility List. supplement. Weir Diaphragm Valve,Cast Iron Weir Diaphragm Valve,Straight Through Type Diaphragm Valve Fengshen Refrigeration Controls Co., Ltd. , http://www.shaivalve.com